233 lines
3.8 KiB
C
233 lines
3.8 KiB
C
/*++
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Copyright (c) 1992 Microsoft Corporation
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Module Name:
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fdhelp.c
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Abstract:
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Routines to support context-sensitive help in the disk manager.
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Author:
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Ted Miller (tedm) 18-March-1992
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Revision History:
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--*/
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#include "fdisk.h"
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//
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// Define macro to convert between a menu id and its corresponding
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// context-sensitive help id, in a switch statement.
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//
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#define MENUID_TO_HELPID(name) case IDM_##name : \
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HelpContext = HC_DM_MENU_##name; \
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break;
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//
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// Current help context
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//
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DWORD HelpContext = (DWORD)(-1);
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//
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// Handle to windows hook for F1 key
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//
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HHOOK hHook;
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DWORD
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HookProc(
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IN int nCode,
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IN UINT wParam,
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IN LONG lParam
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)
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/*++
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Routine Description:
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Hook proc to detect F1 key presses.
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Arguments:
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Return Value:
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--*/
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{
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PMSG pmsg = (PMSG)lParam;
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if(nCode < 0) {
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return(CallNextHookEx(hHook,nCode,wParam,lParam));
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}
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if(((nCode == MSGF_DIALOGBOX) || (nCode == MSGF_MENU))
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&& (pmsg->message == WM_KEYDOWN)
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&& (LOWORD(pmsg->wParam) == VK_F1))
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{
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PostMessage(hwndFrame,WM_F1DOWN,nCode,0);
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return(TRUE);
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}
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return(FALSE);
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}
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VOID
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Help(
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IN LONG Code
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)
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/*++
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Routine Description:
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Display context-sensitive help.
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Arguments:
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Code - supplies type of message (MSGF_DIALOGBOX, MSGF_MENU, etc).
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Return Value:
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None.
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--*/
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{
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UNREFERENCED_PARAMETER(Code);
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if(HelpContext != -1) {
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WinHelp(hwndFrame,HelpFile,HELP_CONTEXT,HelpContext);
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DrawMenuBar(hwndFrame);
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}
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}
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VOID
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DialogHelp(
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IN DWORD HelpId
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)
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/*++
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Routine Description:
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Display help on a specific item.
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Arguments:
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HelpId -- Supplies the help item to display.
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Return Value:
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None.
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--*/
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{
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WinHelp(hwndFrame,HelpFile,HELP_CONTEXT,HelpId);
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DrawMenuBar(hwndFrame);
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}
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VOID
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SetMenuItemHelpContext(
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IN LONG wParam,
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IN DWORD lParam
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)
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/*++
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Routine Description:
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Routine to set help context based on which menu item is currently
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selected.
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Arguments:
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wParam,lParam - params to window proc in WM_MENUSELECT case
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Return Value:
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None.
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--*/
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{
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if(HIWORD(lParam) == 0) { // menu closed
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HelpContext = (DWORD)(-1);
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} else if (HIWORD(wParam) & MF_POPUP) { // popup selected
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HelpContext = (DWORD)(-1);
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} else { // regular old menu item
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switch(LOWORD(wParam)) {
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MENUID_TO_HELPID(PARTITIONCREATE)
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MENUID_TO_HELPID(PARTITIONCREATEEX)
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MENUID_TO_HELPID(PARTITIONDELETE)
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#if i386
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MENUID_TO_HELPID(PARTITIONACTIVE)
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#else
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MENUID_TO_HELPID(SECURESYSTEM)
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#endif
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MENUID_TO_HELPID(PARTITIONLETTER)
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MENUID_TO_HELPID(PARTITIONEXIT)
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MENUID_TO_HELPID(CONFIGMIGRATE)
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MENUID_TO_HELPID(CONFIGSAVE)
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MENUID_TO_HELPID(CONFIGRESTORE)
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MENUID_TO_HELPID(FTESTABLISHMIRROR)
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MENUID_TO_HELPID(FTBREAKMIRROR)
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MENUID_TO_HELPID(FTCREATESTRIPE)
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MENUID_TO_HELPID(FTCREATEPSTRIPE)
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MENUID_TO_HELPID(FTCREATEVOLUMESET)
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MENUID_TO_HELPID(FTEXTENDVOLUMESET)
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MENUID_TO_HELPID(FTRECOVERSTRIPE)
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MENUID_TO_HELPID(OPTIONSSTATUS)
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MENUID_TO_HELPID(OPTIONSLEGEND)
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MENUID_TO_HELPID(OPTIONSCOLORS)
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MENUID_TO_HELPID(OPTIONSDISPLAY)
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MENUID_TO_HELPID(HELPCONTENTS)
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MENUID_TO_HELPID(HELPSEARCH)
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MENUID_TO_HELPID(HELPHELP)
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MENUID_TO_HELPID(HELPABOUT)
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default:
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HelpContext = (DWORD)(-1);
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}
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}
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}
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VOID
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InitHelp(
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VOID
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)
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{
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hHook = SetWindowsHookEx(WH_MSGFILTER,(HOOKPROC)HookProc,NULL,GetCurrentThreadId());
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}
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VOID
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TermHelp(
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VOID
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)
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{
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UnhookWindowsHookEx(hHook);
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}
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